In a web application that I am working on I have partial view that I display on a "details" page via a JqueryUI Dialog box. I am trying to add a JqueryUI tooltip for the close button, in the top right corner of the header, that comes stock with the dialog box. Below I have some of my code. I know the scripts will work from the location they are at currently in this web application due to my second function below. '.ui-dialog-titlebar-close' is the class that is applied to the close button in the dialog header (based off chrome firebug). The closest answer I've found to the solution was here In a web application that I am working on I hav